Join experts in discussion on Set Theory, Logic, Probability, Statistics topics. Fundamentals in Set theory, logic and proofs. Probability and statistics also. Homework help is available.
Threads
Graduate Why is the variance of the Parzen density estimator infinite?
- crbazevedo
- · Replies 1 ·
Undergrad Why do weights in weighted averages have to be positive?
- closet mathemetician
- · Replies 9 ·
Undergrad Calculating probabilities for Liar's Dice with five dice and a wildcard
- Hypercubes
- · Replies 1 ·
Graduate Uniform distribution on high dimensional space
- chowpy
- · Replies 1 ·
Undergrad If mutually exclusive, prove Pr(A) <= Pr(B')
- bjersey
- · Replies 7 ·
Graduate What Justifies Using a Single SD for All Measurements in a Dataset?
- Niles
- · Replies 2 ·
Undergrad Standard errors in surface areas and volumes?
- zejaa7
- · Replies 1 ·
Graduate Entropy of a product of positive numbers
- ClamShell
- · Replies 12 ·
Graduate Transformation of a random variable
- _joey
- · Replies 14 ·
Graduate Why does Gaussian distribution approximate numerous uncertainties?
- Niles
- · Replies 8 ·
Undergrad Number of ways to place n balls into m boxes
- KFC
- · Replies 8 ·
Undergrad Gaussian curve not fitting histogram of my data
- randa177
- · Replies 4 ·
Undergrad Permutations and combinations with repeated elements
- qbslug
- · Replies 3 ·
Graduate Finding Ways to Execute Concurrent Processes: An Urn Model
- MartinWDK
- · Replies 2 ·
Undergrad Why are p-values uniformly distributed under the null hypothesis?
- chowpy
- · Replies 3 ·
Undergrad How to Calculate the Probability of Picking 12 Different Colors from 16 Marbles
- davee123
- · Replies 1 ·
Undergrad Q correlation coefficient (diagrams from textbook provided)
- Physics Time
- · Replies 1 ·
Graduate A formula provable without is a tautology
- antonio85
- · Replies 1 ·
Graduate Equivalence Relations and Partitioning in Sets
- Aequiveri
- · Replies 4 ·
High School Stats: Simple Weighted Means Question
- shawnz1102
- · Replies 3 ·
Graduate Power expansion of the Dirac Delta function?
- andresordonez
- · Replies 2 ·
Undergrad Confidence intervals and range of possible values
- striphe
- · Replies 5 ·
Graduate Can Mathematics be Translated to First-Order Language?
- julypraise
- · Replies 7 ·
High School Easy question. Sampling techniques.
- TLEJ
- · Replies 1 ·
Undergrad Extrapolating Human Population to 5000 B.C
- amt
- · Replies 18 ·
Undergrad A good book for probability theory? Any recommendations?
- fleazo
- · Replies 2 ·
Undergrad Why is standard deviation the preferred method for measuring dispersion?
- striphe
- · Replies 25 ·
Graduate Is it possible to calculate a binomial distribution with a non-constant p?
- jonnybgood66
- · Replies 24 ·
Undergrad How to calculate error when adding, subtracting, multiplying and dividing variables
- OpticalSuit
- · Replies 2 ·
Undergrad Sample space and probability measure.
- ╔(σ_σ)╝
- · Replies 2 ·
Graduate Are open balls and neighborhoods the same thing?
- mynameisfunk
- · Replies 2 ·
Undergrad Proving E[X] = np and Var(X) = np(1-p) for binomial distribution
- Yulia_sch
- · Replies 2 ·
Undergrad (regression) why would you exclude an explanatory variable
- mrcleanhands
- · Replies 1 ·
Undergrad Probability problem (came in TIFR)
- cgchayan
- · Replies 1 ·
Undergrad How Many Combinations of Two Days Can Be Chosen from Seven?
- j0anna
- · Replies 2 ·
Graduate Motivation behind random variables?
- Tac-Tics
- · Replies 1 ·
Graduate What is the paradox of guessing coin flips with probability 2/3?
- jostpuur
- · Replies 14 ·
Graduate Question on Importance Sampling (Monte Carlo method)
- kasraa
- · Replies 2 ·
Undergrad Are graphs I and II isomorphic with the right vertex mapping?
- PieceOfPi
- · Replies 3 ·
High School Name of the set of negative integers
- G037H3
- · Replies 7 ·
Graduate Testing multiple linear restrictions
- mrcleanhands
- · Replies 1 ·
Graduate Finding Uncertainty in a coefficient with a Chi Squared Test
- neutrino45
- · Replies 1 ·
Graduate Proving the set of transcendental numbers is uncountable
- mynameisfunk
- · Replies 1 ·
Undergrad Lock problem -need a mathematical proof
- musicgold
- · Replies 5 ·
Undergrad The relationship between two variables (Stats)
- themanofosu
- · Replies 1 ·
Graduate Joint expectation of two functions of a random variable
- dionysian
- · Replies 1 ·
Undergrad Solving the URN Problem: Finding the Probability of Drawing a White Ball
- stuttgart311
- · Replies 3 ·
Graduate Convergence in measure vs Almost surely convergence
- cappadonza
- · Replies 4 ·
Graduate How to express that only one element of a set satisfies a condition
- delphi
- · Replies 2 ·
Undergrad Normal distribution probability between two values, binomial approximation
- cattmiow
- · Replies 1 ·
Graduate How to Obtain the Transition Probability Matrix in a Birth Death Markov Chain?
- smoodliar
- · Replies 2 ·
Graduate Is the characteristic function constant everywhere if it is constant at 0?
- wayneckm
- · Replies 3 ·
Graduate Measuring The RATE of Probability Change
- LarryS
- · Replies 5 ·
Graduate Finding min and max regression slopes with unequal point uncertainties
- Salish99
- · Replies 1 ·
Undergrad What is the best strategy for maximizing profits in roulette?
- Riversplitter
- · Replies 4 ·
Graduate Graduate Studies - Categorical Logic
- metasoarous
- · Replies 11 ·
Graduate Estimating error in slope of a regression line
- Signifier
- · Replies 21 ·
Graduate Cardinality of Cartesian Product
- sujoykroy
- · Replies 10 ·
Graduate Does the Distribution of X + Y mod a Remain Uniform?
- areslagae
- · Replies 4 ·
Graduate Undergraduate mathematical logic questions
- ibc
- · Replies 2 ·
Graduate What math topic optimizes phone plans by past usage?
- dharavsolanki
- · Replies 4 ·
Undergrad Comparing two variables from the same sample of participants
- HPR
- · Replies 1 ·
Graduate The terms function and map .
- Fredrik
- · Replies 3 ·
Graduate Basic notation (conditional probability delim in linear equation)
- dspiegel
- · Replies 5 ·
Undergrad Probability of event occurring - poisson distribution?
- schip666!
- · Replies 6 ·
Graduate When is it inappropriate to report Pearson correlation coefficients?
- Bacat
- · Replies 3 ·
Undergrad Puzzling roll X dice, choose Y highest problem
- chawk
- · Replies 4 ·
Undergrad It seems easy, but I don't get it
- Karlx
- · Replies 3 ·
Graduate Conditional expectation of three exponential distributed r.v.
- Ego7894612
- · Replies 6 ·
Undergrad Statistics, Parameters, and the Central Limit Theorem
- Bacle
- · Replies 2 ·
Undergrad How to calculate compound percentage change
- drdoug
- · Replies 3 ·
Graduate When does {t < α} ∩ {β < u} equal {t < α < u}?
- wayneckm
- · Replies 9 ·
Graduate A Bijection from N to Q: Explicit Formula for Rational Numbers
- phoenixthoth
- · Replies 5 ·
Graduate Can the largest describable integer in English be outdone?
- Petr Mugver
- · Replies 2 ·
Graduate Counting total pictures with 45×45 pixels and 8-bit color depth
- john.phillip
- · Replies 2 ·
Undergrad Confusion on anti-symmetric and symmetric
- Shing
- · Replies 8 ·
Undergrad Mean centering of the covariance matrix in PCA
- physical101
- · Replies 2 ·
Graduate Are There More Real Numbers Than Rational Numbers Without Complex Set Theory?
- dmatador
- · Replies 1 ·
Graduate Sum of 2 Non-identical Uniforms RVs?
- zli034
- · Replies 1 ·
Graduate Does Godel's Incompleteness Theorem Apply to Fuzzy Sets?
- Eidos
- · Replies 1 ·
Graduate What Is the Distribution of Population Multiplicities in Countries?
- Gerenuk
- · Replies 1 ·
High School What symbol represents removing an element from a set?
- Shaybay92
- · Replies 6 ·
Graduate MLE, Uniform Distribution, missing data
- sopsku
- · Replies 8 ·
Undergrad If Var(Y) = σ², what is Var(Y²)?
- DavidLiew
- · Replies 3 ·
Undergrad How To Calculate Range of Values Of A Random Variable (Binomially Distributed)
- moonman239
- · Replies 2 ·
Graduate Roll 14 dice, take the highest 7
- Jademonkey
- · Replies 6 ·
Graduate The probability as an absolut value of the square of the amplitude
- TubbaBlubba
- · Replies 3 ·
Undergrad Setting Up Probability for Casting Concrete: E1, E2, and E3 Events Defined
- HeheZz
- · Replies 1 ·
Undergrad Checking Triangle Inequality for List Similarity Metric
- hoffmann
- · Replies 4 ·
Graduate What does D represent in lambda calculus semantics?
- disregardthat
- · Replies 6 ·
Graduate A question on the interpretation of randomness in algorithmic information theory
- technodai
- · Replies 3 ·
Undergrad Card distribution probabilities in double deck pinochle
- rakbeater
- · Replies 10 ·
Graduate Coin tossing -extended version-
- Stellaferox
- · Replies 8 ·
Undergrad What Does \bar{\in} Symbol Mean?
- bp_psy
- · Replies 2 ·
Graduate Abstract/Discrete/Algebraic Mathematics.
- hugo28
- · Replies 2 ·
Undergrad Chebyshev's theorem: finding k for upper tail probability
- idioteque
- · Replies 6 ·
Graduate Cross correlation in two data sets of the same sample population
- pink.noise
- · Replies 5 ·
Undergrad Probability of 15+ Consecutive Heads Over 40 Coin Tosses
- redphoton
- · Replies 10 ·
High School Set Theory and Circumference of a Circle
- Saphiraflames
- · Replies 13 ·
Undergrad Equalising Final available quantity-demand percentage for all stores
- sganesh88
- · Replies 1 ·